American Megatrends MegaRAID Express 500 Manual Do Utilizador
Chapter 3 RAID Levels
17
3
RAID Levels
There are six official RAID levels (RAID 0 through RAID 5). MegaRAID
Express 500 supports RAID levels 0, 1, 3, and 5. American Megatrends has
designed three additional RAID levels (10, 30, and 50) that provide additional
benefits. The RAID levels that MegaRAID Express 500 supports are:
Express 500 supports RAID levels 0, 1, 3, and 5. American Megatrends has
designed three additional RAID levels (10, 30, and 50) that provide additional
benefits. The RAID levels that MegaRAID Express 500 supports are:
RAID Level
Type
turn to
0
Standard
page 19
1
Standard
page 20
3
Standard
page 21
5
Standard
page 23
10
MegaRAID Express 500 only
page 24
30
MegaRAID Express 500 only
page 25
50
MegaRAID Express 500 only
page 26
Select RAID Level To ensure the best performance, you should select the optimal RAID level
when you create a system drive. The optimal RAID level for your disk array
depends on a number of factors:
depends on a number of factors:
•
the number of drives in the disk array
•
the capacity of the drives in the array
•
the need for data redundancy
•
the disk performance requirements
Selecting a RAID Level The factors you need to consider when selecting a RAID level are listed
on the next page.